... Material: iron,brass swivel connector,revolving connector,air couplers,air accessory P/NLøDL1SWMTXR1007DA174.2ø10.912191/4 ... include, AIR TOOLS,CAR DETECTOR,AIR ACCESSORIES ,COUPLERS,AIR PU HOSE,PRESSURE PAINT TANK,AIR REGULATORS,AIR ... Production line( assembly) Production line ( Packing ) Manometer workshop Inspection equipment Inspection equipment Sample room Warehouse corner air couplers,JAPAN type ...